Aufderhaar David
Officer · SFIX
As of 2026-09-16, Aufderhaar David has 21 Form 4 transactions on record across 1 company — 16 in the trailing 12 months.
Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.
Pattern in the record: open-market sales filed in July in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.
Reconstructed holdings
- Direct $3.2M
- Indirect $0
| SFIX | direct | 1,102,369 sh | $3.2M |
Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.
Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.
Trades by company
Filing ledger
| Date | Company | Action | Shares @ price | Value | Ownership Δ | Owned after | Filing |
|---|---|---|---|---|---|---|---|
| 2026-07-06 | SFIX | Sale | 67,960 @ $3.79 | $257K | −5.8% of holding | 1,102,369 | Form 4 |
| 2026-04-07 | SFIX | Sale | 65,709 @ $3.09 | $203K | −5.3% of holding | 1,178,037 | Form 4 |
| 2026-01-20 | SFIX | Sale | 24,114 @ $5.13 | $124K | −1.9% of holding | 1,251,862 | Form 4 |
| 2025-07-22 | SFIX | Sale | 20,538 @ $5.10 | $105K | −2.1% of holding | 937,338 | Form 4 |
17 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-06-17 | SFIX | Withheld for tax | 51,603 | 1,170,329 | Form 4 |
| 2026-06-17 | SFIX | Option exercise | 43,895 | 219,582 | Form 4 |
| 2026-06-17 | SFIX | Option exercise | 43,895 | 1,221,932 | Form 4 |
| 2026-06-17 | SFIX | Option exercise | 43,895 | 1,221,932 | Form 4 |
| 2026-03-18 | SFIX | Withheld for tax | 52,011 | 1,243,746 | Form 4 |
| 2026-03-18 | SFIX | Option exercise | 43,895 | 263,477 | Form 4 |
| 2026-03-18 | SFIX | Option exercise | 43,895 | 1,295,757 | Form 4 |
| 2026-03-18 | SFIX | Option exercise | 43,895 | 1,295,757 | Form 4 |
| 2025-12-17 | SFIX | Option exercise | 219,580 | 1,437,736 | Form 4 |
| 2025-12-17 | SFIX | Withheld for tax | 161,760 | 1,275,976 | Form 4 |
| 2025-12-17 | SFIX | Option exercise | 219,580 | 307,372 | Form 4 |
| 2025-10-21 | SFIX | Award / grant | 310,559 | 1,218,156 | Form 4 |
| 2025-09-22 | SFIX | Award / grant | 526,952 | 526,952 | Form 4 |
| 2025-09-17 | SFIX | Withheld for tax | 29,741 | 907,597 | Form 4 |
| 2025-06-18 | SFIX | Withheld for tax | 32,027 | 957,876 | Form 4 |
| 2025-03-12 | SFIX | Withheld for tax | 32,757 | 989,903 | Form 4 |
| 2024-12-11 | SFIX | Disposition | 22,853 | 1,022,660 | Form 4 |
Source: SEC Form 4 filings. Each row links to its original filing.
Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.